Home / 359,261,414.74-495,777,864.68-208,568,053.27

Finding the Fourth Proportional to 359,261,414.74, 495,777,864.68 and 208,568,053.27

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Solution

The fourth proportional to 359,261,414.74, 495,777,864.68 and 208,568,053.27 is: 287,822,237.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,261,414.74 : 495,777,864.68 = 208,568,053.27 : x
  2. Step 2: Convert to fraction form
    359,261,414.74/495,777,864.68 = 208,568,053.27/x
  3. Step 3: Cross multiply
    359,261,414.74x = 495,777,864.68 × 208,568,053.27
  4. Step 4: Simplify right side
    359,261,414.74x = 103,403,424,091,024,112
  5. Step 5: Solve for x
    x = 103,403,424,091,024,112/359,261,414.74
  6. Step 6: Final answer
    x = 287,822,237.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.